docs: def createSynapses(self):
          """Add an exponentially decaying synapse """
          synsoma = h.ExpSyn(self.soma(0.5))
          synsoma.tau = 2
          synsoma.e = 0
          syndend = h.ExpSyn(self.dend(0.5))
          syndend.tau = 2
          syndend.e = 0
          self.synlist.append(synsoma) # synlist is defined in Cell
          self.synlist.append(syndend)